16002290209824 has 72 divisors (see below), whose sum is σ = 45617775987420. Its totient is φ = 5321054896128.

The previous prime is 16002290209781. The next prime is 16002290209837. The reversal of 16002290209824 is 42890209220061.

It can be written as a sum of positive squares in 2 ways, for example, as 11019876944400 + 4982413265424 = 3319620^2 + 2232132^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×16002290209824² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16002290209824.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67808257 + ... + 68043840.

Almost surely, 2^{16002290209824} is an apocalyptic number.

It is an amenable number.

16002290209824 is an abundant number, since it is smaller than the sum of its proper divisors (29615485777596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16002290209824 is a wasteful number, since it uses less digits than its factorization.

16002290209824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135852522 (or 135852511 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

Adding to 16002290209824 its reverse (42890209220061), we get a palindrome (58892499429885).

The spelling of 16002290209824 in words is "sixteen trillion, two billion, two hundred ninety million, two hundred nine thousand, eight hundred twenty-four".